Just as in mitosis, cohesin is an important protein that keeps chromatids together during meiosis and is similarly targeted by separate as well. in the context of meiosis, however, there are multiple variants of cohesin with different quaternary structures. why do you think this is necessary?

ionic bonds are two oppositely charged ions that attract. a sodium ion has a 1 positive charge; a chloride ion has a 1 negative charge. sodium and chloride have oppostive charged ions that attract which forms an ionic bond. a chemical bond formed when two atoms share electrons is called

it's diluted or concentrated

in a diluted solution, you can add a lot more solute but in concentrated only a little more can be added